<template>
  <div class="person">
    <h2>姓名：{{person.name}}</h2>
    <h2>年龄：{{person.age}},{{nl}}</h2>
    <button @click="changeName">修改名字</button>
    <button @click="changeAge">修改年龄</button>
  </div>
</template>

<script lang="ts" setup name="Person">
  import {reactive, toRefs, toRef} from 'vue'

  //数据
  let person = reactive({
    name:'张三',
    age:18
  })

  let {name, age} = toRefs(person)
  let nl = toRef(person,'age')
  console.log(nl,nl.value)

  //方法
  function changeName(){
    name.value += '~'
    console.log(name.value,person.name)
  }
  function changeAge(){
    age.value += 1
    console.log(age)
  }
</script>

<style scoped>
.person {
  background-color: skyblue;
  box-shadow: 0 0 10px;
  border-radius: 10px;
  padding: 20px;
}

button {
  margin: 0 5px;
}
li {
  font-size: 20px;
}
</style>